670507373740705 has 8 divisors (see below), whose sum is σ = 804610584817704. Its totient is φ = 536404741440000.

The previous prime is 670507373740661. The next prime is 670507373740727. The reversal of 670507373740705 is 507047373705076.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 66041042446096 + 604466331294609 = 8126564^2 + 24585897^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 670507373740705 - 2⁷ = 670507373740577 is a prime.

It is a super-3 number, since 3×670507373740705³ (a number of 45 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142141296 + ... + 146782705.

It is an arithmetic number, because the mean of its divisors is an integer number (100576323102213).

Almost surely, 2^{670507373740705} is an apocalyptic number.

It is an amenable number.

670507373740705 is a deficient number, since it is larger than the sum of its proper divisors (134103211076999).

670507373740705 is a wasteful number, since it uses less digits than its factorization.

670507373740705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289388147.

The product of its (nonzero) digits is 90757800, while the sum is 61.

The spelling of 670507373740705 in words is "six hundred seventy trillion, five hundred seven billion, three hundred seventy-three million, seven hundred forty thousand, seven hundred five".